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if arguments is equal to this string, define a variable like this string
I am doing some bash script and now I got one variable call source and one array called samples , like this:
3 Answers
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How to check if a process id (PID) exists
...s -p $PID > /dev/null
then
echo "$PID is running"
# Do something knowing the pid exists, i.e. the process with $PID is running
fi
The problem with:
kill -0 $PID
is the exit code will be non-zero even if the pid is running and you dont have permission to kill it. For example:
kill -0 1...
C++ Const Usage Explanation
...ing something before itself.
so the answer of this problem is self-evident now.
const int* const Method3(const int* const&) const;
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#3 #2 #3 #2 #1
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How do I get git to default to ssh and not https for new repositories
...Hub repository setup page is just a suggested list of commands (and GitHub now suggests using the HTTPS protocol). Unless you have administrative access to GitHub's site, I don't know of any way to change their suggested commands.
If you'd rather use the SSH protocol, simply add a remote branch lik...
How to fix error “Updating Maven Project”. Unsupported IClasspathEntry kind=4?
...your Project and select “Configure -> Convert into Maven Project”
Now you got “Unsupported IClasspathEntry kind=4 Eclipse Scala” disappear.
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Which is more correct: … OR …
...re outdated, and using the id attribute directly on the heading element is now recommended: <h2 id=foo>...</h2>.
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Rails - Validate Presence Of Association?
... ActiveRecord::Base
has_one :profile
end
This way, Profile.create will now fail. I have to use user.create_profile or associate a user before saving a profile.
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File size exceeds configured limit (2560000), code insight features not available
... Code insight features include "inspections" and code formatting. I know both those features didn't work on an 8MB XML file I opened until I increased the file size limit.
– Andy
Dec 5 '16 at 10:53
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Programmatically register a broadcast receiver
I'd like to know what is the best practice/way of programmatically register a broadcast receiver. I want to register specific receivers according to user choice.
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How to get orientation-dependent height and width of the screen?
...imple call [UIApplication currentSize]. Also, I ran the above code, so I know it works and reports back the correct responses in all orientations. Note that I factor in the status bar. Interestingly I had to subtract the MIN of the status bar's height and width.
Hope this helps. :D
Other thoug...